N4,N4,N4',N4'-Tetrakis(4-methoxyphenyl)-[1,1'-biphenyl]-4,4'-diamine

N,N,N',N'-四(4-甲氧基苯基)联苯胺

Also known as: N4,N4,N4',N4'-Tetrakis(4-methoxyphenyl)-[1,1'-biphenyl]-4,4'-diamine, N,N,N',N'-Tetrakis(4-methoxyphenyl)benzidine, MeO-TPD, 4,4'-Bis[di(4-methoxyphenyl)amino]biphenyl, N,N,N',N'-Tetrakis(4-methoxyphenyl)-1,1'-biphenyl-4,4'-diamine

N4,N4,N4',N4'-Tetrakis(4-methoxyphenyl)-[1,1'-biphenyl]-4,4'-diamine (CAS 122738-21-0) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C40H36N2O4 and a molecular weight of 608.725 g/mol. It is also known as N,N,N',N'-Tetrakis(4-methoxyphenyl)benzidine, MeO-TPD and 4,4'-Bis[di(4-methoxyphenyl)amino]biphenyl. Key properties include a melting point of 190-194°C, a boiling point of 752.5±60.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 188.6±30.1 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

122738-21-0

Jingsj CID

J-1324119-1

Molecular Formula

C₄₀H₃₆N₂O₄

Chinese Name

N,N,N',N'-四(4-甲氧基苯基)联苯胺

Molecular Weight

608.725 g/mol

Category

Organic Bases

Last updated

8/21/2026